Can you think of any three-dimensional shape that comprises of exactly two surfaces?

A man was found murdered on Sunday morning. His wife immediately called the police. The police questioned the wife and staff and got these alibis: The Wife said she was sleeping. The Cook was cooking breakfast. The Gardener was picking vegetables. The Maid was getting the mail. The Butler was cleaning the closet. The police instantly arrested the murderer. Who did it and how did they know?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

What is red and smells like blue paint?

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

Be active and find the killer in the picture Riddle below.

How many triangles are there in the picture below?

There is something which you can be arrested for attempting but not for successfully completing.

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?